//设置边权重
match (e)-[r:lives_in]-(e2) set r.weight = 30;
match (e)-[r:has]-(e2) set r.weight = 10;
match (e)-[r:day_connect|night_connect]-(e2) set r.weight = 5;
//根据通话时长设置通话关系权重（0.01乘以通话分钟数）
match (e)-[r:called]-(e2) set r.weight = 0.01 * r.call_duration_minutes;
